A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-01-643-3391
NSN 6610-00-755-1740
NSN 5930-01-062-2955
NSN 6135-00-134-6648
NSN 5835-00-564-0057
NSN 5985-01-055-6688
NSN 5930-01-196-8595
NSN 5945-01-054-3722
NSN 5905-00-577-0798
NSN 2925-01-140-8957
NSN 5960-01-516-7264
NSN 4140-00-900-6102